In many programming languages, including C#, you can't directly call a base class method without creating an instance of the derived class. The base class method belongs to a specific instance of the class, and you need that instance to invoke its methods.However, if you're trying to access a static method of the base class (a method marked with the static keyword), you can call it using the base class name directly, without needing an instance of the class.

I believe by using :base